ci: support running unit test on multiple os

[jasonliu747]

Signed-off-by: Jason Liu jasonliu747@gmail.com

Ⅰ. Describe what this PR does

Since majority of programmer are using Mac for development, and deploy Koordinator in a Linux environment. So after #151 , I think it's necessary to run github action on multiple environments like MacOS and Linux.

Ⅱ. Does this pull request fix one issue?

fixes #163

Ⅲ. Describe how to verify it

Ⅳ. Special notes for reviews

[codecov-commenter]

Codecov Report

Merging #162 (d881064) into main (27199b9) will not change coverage.
The diff coverage is n/a.

❗ Current head d881064 differs from pull request most recent head 0fe5a81. Consider uploading reports for the commit 0fe5a81 to get more accurate results

@@           Coverage Diff           @@
##             main     #162   +/-   ##
=======================================
  Coverage   57.82%   57.82%           
=======================================
  Files          91       91           
  Lines        8159     8159           
=======================================
  Hits         4718     4718           
  Misses       3029     3029           
  Partials      412      412           

Flag	Coverage Δ
unittests	57.82% <ø> (ø)

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[hormes]

It might be too slow to run on Mac, can it be made optional？

[jasonliu747]

/hold

[jasonliu747]

/hold cancel

[jasonliu747]

It might be too slow to run on Mac, can it be made optional？

@hormes I've tried almost every possible solution but without success. Let's merge this PR firtst, and I'll open an issue in here.

[hormes]

/lgtm
/approve

[koordinator-bot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: hormes

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